BM&FBOVESPA S.A. – Bolsa de Valores, Mercadorias e Futuros Brazilian Federal Taxpayer CNPJ No.09.346.601/0001-25 Corporate Registry (NIRE) No. 35.300.351.452 MATERIAL FACT Preliminary Discussions for a Business Combination with Cetip BM&FBOVESPA S.A. Bolsa de Valores, Mercadorias e Futuros informs to the market that it has been engaged in preliminary discussions with CETIP S.A. – Mercados Organizados in order to present to the respective boards of directors a proposal for the combination of both companies, which can be recommended for approval by the respective shareholders meetings. There can be no assurances that such discussions will lead to an offer or a transaction of any kind. At this point, no proposal has been presented regarding the economic or shareholder structure, or any other terms and conditions of such a potential transaction. BM&FBOVESPA will keep the market informed as new relevant information becomes available on this matter. For further information, please contact our Investor Relations team through the telephone numbers: +55 11 2565-4729/4418/4834/7938/4207. São Paulo, November 3, 2015 Daniel Sonder Chief Financial Officer